Home / 15,833.43-21,850.47-9,466.61

Finding the Fourth Proportional to 15,833.43, 21,850.47 and 9,466.61

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Solution

The fourth proportional to 15,833.43, 21,850.47 and 9,466.61 is: 13,064.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,833.43 : 21,850.47 = 9,466.61 : x
  2. Step 2: Convert to fraction form
    15,833.43/21,850.47 = 9,466.61/x
  3. Step 3: Cross multiply
    15,833.43x = 21,850.47 × 9,466.61
  4. Step 4: Simplify right side
    15,833.43x = 206,849,768.55
  5. Step 5: Solve for x
    x = 206,849,768.55/15,833.43
  6. Step 6: Final answer
    x = 13,064.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.